{"id":"CVE-2024-8933","aliases":["EUVD-2024-49491","GHSA-w33h-3r53-4xwj"],"status":"published","title":"CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel...","description":"CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel\nvulnerability exists that could cause retrieval of password hash that could lead to denial of service and loss of\nconfidentiality and integrity of controllers. To be successful, the attacker needs to inject themself inside the\nlogical network while a valid user uploads or downloads a project file into the controller.","severity":{"version":"4.0","score":7.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00304,"percentile":0.23373,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-924"],"published":"2024-11-13T04:06:09Z","modified":"2026-06-17T08:23:35Z","products":[{"vendor":"schneider electric","product":"modicon m340 cpu (part numbers bmxp34*)"},{"vendor":"schneider electric","product":"modicon mc80 (part numbers bmkc80)"},{"vendor":"schneider electric","product":"modicon momentum unity m1e processor (171cbu*)"},{"vendor":"schneider-electric","product":"modicon_m340"},{"vendor":"schneider-electric","product":"modicon_mc80"},{"vendor":"schneider-electric","product":"modicon_momentum_unity_m1e_processor"}],"references":[{"url":"https://download.schneider-electric.com/doc/SEVD-2024-317-02/SEVD-2024-317-02.pdf"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-8933"},{"url":"https://github.com/advisories/GHSA-w33h-3r53-4xwj"}],"sources":{"cve":[{"id":"CVE-2024-8933","description":"CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel\nvulnerability exists that could cause retrieval of password hash that could lead to denial of service and loss of\nconfidentiality and integrity of controllers. To be successful, the attacker needs to inject themself inside the\nlogical network while a valid user uploads or downloads a project file into the controller.","status":"published","published":"2024-11-13T04:06:09.279Z","modified":"2024-11-13T15:34:19.535Z","cvss":[{"version":"4.0","score":7.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-924"],"updated_at":"2026-11-02T14:34:09.540667Z"}],"euvd":[{"id":"EUVD-2024-49491","description":"CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel\nvulnerability exists that could cause retrieval of password hash that could lead to denial of service and loss of\nconfidentiality and integrity of controllers. To be successful, the attacker needs to inject themself inside the\nlogical network while a valid user uploads or downloads a project file into the controller.","status":"published","published":"2024-11-13T04:06:09Z","modified":"2024-11-13T15:34:19Z","cvss":[{"version":"4.0","score":7.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-03T00:05:02.514936Z"}],"ghsa":[{"id":"GHSA-w33h-3r53-4xwj","title":"CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel...","description":"CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel\nvulnerability exists that could cause retrieval of password hash that could lead to denial of service and loss of\nconfidentiality and integrity of controllers. To be successful, the attacker needs to inject themself inside the\nlogical network while a valid user uploads or downloads a project file into the controller.","status":"published","published":"2024-11-13T06:30:29Z","modified":"2024-11-13T06:30:35Z","cvss":[{"version":"4.0","score":7.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-924"],"updated_at":"2026-11-02T14:58:49.226785Z"}],"nvd":[{"id":"CVE-2024-8933","description":"CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel\nvulnerability exists that could cause retrieval of password hash that could lead to denial of service and loss of\nconfidentiality and integrity of controllers. To be successful, the attacker needs to inject themself inside the\nlogical network while a valid user uploads or downloads a project file into the controller.","status":"published","published":"2024-11-13T04:15:05.037Z","modified":"2026-06-17T08:23:35.027Z","cvss":[{"version":"4.0","score":7.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-924"],"updated_at":"2026-11-02T14:10:36.931115Z"}]}}